Enhance your balance, coordination, physical mobility and ambidexterity with the Spring Back ZipzyBall fidget. This all season indoor and outdoor waterproof active skill toy provides fun for the whole family. Super light and portable, it offers a functional aid to workout and play anywhere and at any time. The foam construction makes for safe and noiseless play. The foam ball aids with stress relief, and the elastic string prevents the skill toy from being launched or lost. Insert your finger into the ring and toss the ball out in front of you to get started.